This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 56 |
| 2 | 248 |
| 3 | 328 |
| 4 | 496 |
| 5 | 1016 |
| 6 | 2032 |
| 7 | 6462 |
| 8 | 8128 |
| 9 | 17412 |
| 10 | 20538 |
| 11 | 65528 |
| 12 | 131056 |
| 13 | 524224 |
| 14 | 1048568 |
| 15 | 2097136 |
| 16 | 2096896 |
| 17 | 4194296 |
| 18 | 8388592 |
| 19 | 8388544 |
| 20 | 33554368 |
| 21 | 33554176 |
| 22 | 134217472 |
| 23 | 2147467264 |
| 24 | 8589918208 |